Home / 7,290,532.80-10,061,019.72-4,027,279.95

Finding the Fourth Proportional to 7,290,532.80, 10,061,019.72 and 4,027,279.95

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Solution

The fourth proportional to 7,290,532.80, 10,061,019.72 and 4,027,279.95 is: 5,557,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,532.80 : 10,061,019.72 = 4,027,279.95 : x
  2. Step 2: Convert to fraction form
    7,290,532.80/10,061,019.72 = 4,027,279.95/x
  3. Step 3: Cross multiply
    7,290,532.80x = 10,061,019.72 × 4,027,279.95
  4. Step 4: Simplify right side
    7,290,532.80x = 40,518,542,994,910.62
  5. Step 5: Solve for x
    x = 40,518,542,994,910.62/7,290,532.80
  6. Step 6: Final answer
    x = 5,557,692.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.